Description: Shrubs or small trees, evergreen; latex white; stems woody, without spines.
Leaves opposite, petiolate.
Inflorescence axillary, cymose. Flowers scented. Corolla salver-shaped, lobes contorted in bud. Corona absent. Stamens included, not adherent to style. Disk absent.
Fruit a berry, globose to ellipsoid.
Distribution and occurrence: World: 5 species (Arabia and eastern Africa); 1 cultivated in Australia and occasionally naturalised.
Text by KL Wilson, updated by K.L. Gibbons Oct. 2019 from Spencer 2002,
Taxon concept: Spencer, R. (2002) Horticultural flora of south-eastern Australia, vol 3. (University of New South Wales Press: Sydney)